package com.zto.design.observer.jdk;

import java.util.Observable;
import java.util.Observer;

/**
 * @program: sch-diy-parent
 * @description:
 * @author: sch
 * @create: 2020-11-27 17:00
 **/
public class ObserveA implements Observer {
    @Override
    public void update(Observable o, Object arg) {
        System.out.println("收到通知后处理...");
    }
}
